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Questions and Answers
What is the most common mechanism of peripheral nerve injury?
What is the most common mechanism of peripheral nerve injury?
- Compression/crush (correct)
- Laceration
- Penetrating injury
- Stretching injury
What diagnostic test is commonly used for peripheral nerve injuries to assess nerve conduction velocity?
What diagnostic test is commonly used for peripheral nerve injuries to assess nerve conduction velocity?
- CT scan
- X-ray
- MRI
- NCS (nerve conduction studies) (correct)
Which treatment option involves observing the patient and performing sequential EMG before considering surgical intervention?
Which treatment option involves observing the patient and performing sequential EMG before considering surgical intervention?
- Observation with sequential EMG (correct)
- Tendon transfer
- Direct muscular neurotization
- Nerve grafting
What is the purpose of the MCS Score in the context of peripheral nerve injuries?
What is the purpose of the MCS Score in the context of peripheral nerve injuries?
Which type of peripheral nerve injury presents with numbness and proprioception issues?
Which type of peripheral nerve injury presents with numbness and proprioception issues?
What type of injury results in no muscle wasting but complete motor, sensory, and sympathetic function loss?
What type of injury results in no muscle wasting but complete motor, sensory, and sympathetic function loss?
Which diagnostic test is commonly used for peripheral nerve injuries to assess muscle response to nerve stimulation?
Which diagnostic test is commonly used for peripheral nerve injuries to assess muscle response to nerve stimulation?
What is the primary symptom of neurapraxia?
What is the primary symptom of neurapraxia?
Which treatment option involves transferring a healthy tendon to restore function in a damaged tendon?
Which treatment option involves transferring a healthy tendon to restore function in a damaged tendon?
Neurapraxia presents with muscle weakness and numbness.
Neurapraxia presents with muscle weakness and numbness.
Axonotmesis results in complete loss of motor, sensory, and sympathetic function.
Axonotmesis results in complete loss of motor, sensory, and sympathetic function.
Neurotmesis is characterized by anesthesia (no pain) and muscle wasting.
Neurotmesis is characterized by anesthesia (no pain) and muscle wasting.
NCS is commonly used for diagnosis of peripheral nerve injuries but not for treatment monitoring.
NCS is commonly used for diagnosis of peripheral nerve injuries but not for treatment monitoring.
Operative treatment options for peripheral nerve injuries include nerve grafting and sensory examination.
Operative treatment options for peripheral nerve injuries include nerve grafting and sensory examination.
The MCS Score is used to assess the patient's level of consciousness in the context of peripheral nerve injuries.
The MCS Score is used to assess the patient's level of consciousness in the context of peripheral nerve injuries.
Compression/crush is a mechanism of injury for peripheral nerve injuries.
Compression/crush is a mechanism of injury for peripheral nerve injuries.
Observation with sequential EMG is a nonoperative treatment option for peripheral nerve injuries.
Observation with sequential EMG is a nonoperative treatment option for peripheral nerve injuries.
Sensory exam is scored using the MCS Score in the context of peripheral nerve injuries.
Sensory exam is scored using the MCS Score in the context of peripheral nerve injuries.
Direct muscular neurotization involves transferring healthy tendons to restore function in damaged tendons.
Direct muscular neurotization involves transferring healthy tendons to restore function in damaged tendons.
The primary symptom of neurapraxia is muscle wasting.
The primary symptom of neurapraxia is muscle wasting.
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